Precision weights

When absolute accuracy is required

Clasal is one the main European manufacturers of precision weights and masses, used for verifying your own weights.

For the manufacture of our precision weights and masses, we adhere to the most rigorous international regulations, issued by:

• the OIML, the International Organisation of Legal Metrology
• the NBN, the Belgian Standardisation Institute

Companies in a wide range of sectors appreciate the absolute precision and high quality of our test weights and masses:

• Laboratories
• Pharmaceutical companies
• Major steel manufacturers

Standard precision weights for calibrating balances

In the context of ISO standards, standard precision weights play an increasingly important role in the verification and calibration of balances. Our extensive range includes test weights between 1 mg and 50 kg.

Got your magnifying glass? Check out our smallest standard weight »

Cast iron cubic masses for big jobs

Our cast iron cubic mass standards have the required model approval certificate. Our standard range includes masses between 100 kg and 1000 kg.

Need another kilo? Have a look at our range of mass standards »